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Finding the Fourth Proportional to 458,156.36, 632,011.66 and 267,100.04

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Solution

The fourth proportional to 458,156.36, 632,011.66 and 267,100.04 is: 368,455.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,156.36 : 632,011.66 = 267,100.04 : x
  2. Step 2: Convert to fraction form
    458,156.36/632,011.66 = 267,100.04/x
  3. Step 3: Cross multiply
    458,156.36x = 632,011.66 × 267,100.04
  4. Step 4: Simplify right side
    458,156.36x = 168,810,339,666.47
  5. Step 5: Solve for x
    x = 168,810,339,666.47/458,156.36
  6. Step 6: Final answer
    x = 368,455.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.